KEY POINTS
  • Judge Richard Leon is considering halting the integration of CVS Health and Aetna.
  • CVS and Aetna closed their roughly $70 billion merger on Nov. 28.
  • The Justice Department's agreement with the companies needs to be approved by a judge but cannot be blocked outright, legal experts say.
In June, insurance giant Aetna announced it will be leaving its home office in Hartford and moving to Manhattan after 164 years in the Nutmeg State.

A federal judge is considering halting the integration of CVS Health and Aetna — even though the two companies closed their merger last week.

Judge Richard Leon of the U.S. District Court for the District of Columbia in a hearing Monday floated the idea that CVS and Aetna keep their companies separate until he can determine whether the agreement the Justice Department struck with the companies clears anti-competitive concerns, according to a transcript of the hearing.